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        <title>FILE ERROR</title>
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       <h1 style="color: red;">ERROR</h1> 
       <p>Ah,there`s some error in your code.Please see the error code helps.</p>
       <p style="display: flex;justify-content: center;align-items: center;font-size: 25px;">ErrCode : 1</p>
       <a style="display: flex;justify-content: center;align-items: center;font-size: 28px;" href="./errdoc.html">See ErrCode documents</a>
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